Photographer, writer, teacher :: Live honestly. Progress through knowledge. Achieve by teaching. Communicate in writing. Speak in pictures. Every day, improve the world a little...
i would guess that this is a place beneath some man-made structure, like a small bridge, perhaps made of steel or with a steel/metal support and the elements contributed to this wonderful art on the rocks. well spotted, and the colours do make this spot that's otherwise a drab an interesting one. you have a very keen eye, damon.